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BASH Snippets.

Robust Bash Scripting: Error Handling and Exit Traps

Enhance Bash script reliability with `set -e`, `set -u`, `set -o pipefail` for strict error management and `trap` for guaranteed cleanup on script exit.

Extract and Manipulate JSON Data with `jq`

Master `jq` for parsing, filtering, and transforming JSON data in Bash, an essential tool for interacting with web APIs and managing JSON configuration files.

Check Internet Connectivity and Implement Retry Logic

Develop robust Bash scripts that can reliably check for internet access and incorporate retry mechanisms for operations dependent on network availability.

Send JSON Webhook Notifications with `curl`

Learn to send custom JSON webhook payloads using `curl` in Bash, perfect for integrating scripts with chat services, CI/CD pipelines, or monitoring tools.

Automate Frontend Build and Deployment to Web Server

Streamline your web development workflow by automating frontend project builds and secure deployment of static assets to your web server using a custom Bash script.

Clean Up Merged and Remote-Deleted Local Git Branches

Keep your local Git repository clean and organized by automatically deleting merged branches that no longer exist on the remote, improving developer hygiene.

Load .env File Variables into Current Bash Session

Easily manage configuration by loading environment variables from a .env file directly into your current Bash shell, simplifying local web development setups.

Interactive Bash Menu for Common Developer Tasks

Enhance your development workflow with an interactive Bash menu script, allowing you to select and execute common project tasks like testing or building with ease.

Automatically Clean Up Old Log and Temp Files

Learn to create a Bash script that automatically identifies and deletes old log files or temporary files from a specified directory, preventing disk space issues.

Extract Unique IP Addresses from Web Server Access Logs

Create a Bash script to efficiently parse web server access logs (Apache/Nginx) and extract all unique IP addresses, useful for security analysis or traffic monitoring.

Check if a Port is in Use or a Service is Running

Write a Bash script to verify if a specific TCP port is actively being used by a process or if a given service process is currently running on the system.

Batch Rename Multiple Files with a Specific Pattern

Learn to use a Bash script to efficiently rename multiple files in a directory by applying a common prefix, suffix, or replacing parts of their names.